Hydraulic control underground sliding sleeve

The utility model discloses a hydraulic control underground sliding sleeve which comprises a sliding sleeve shell, a pressure injection pipe connector, a hydraulic pipe, a sealing ring, a through hole, a shear pin, a positioning pin, a hydraulic plug, a thrust plug, a valve plate, a hinge and a slid...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHU JINGYI, ZHANG SHIFENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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